#include <cmath>
#include <iostream>
#include<string>
#include <vector>
#include <queue>
#include <algorithm>
#include <map>
#include <set>
#include <cstring>
#define endl "\n"
using namespace std;
int main()
{
	string a;
	getline(cin, a);
	for (int i = 0; a[i]!= 0; i++)
	{
			cout << a[i];
		if (a[i] == '.')
			cout << "xixixixi.";
		
			
	}
	cout << endl;
	return 0;
}